KV1-12 Vaccum Circuit Breaker

Application: suitable for industrial and commercial buildings, distribution systems


Rated operating voltage (Ue): 12kV

Rated current (In): 1250/3150/4000A

Rated frequency: 50Hz

Rated short-duration power frequency withstand voltage: 42kV

Rated lightning impulse withstand voltage: 75kV

Rated short-time withstand current: 31.5/40/40kA 4s

Rated peak withstand current: 80kA 

Rated short-circuit breaking current: 31.5/40/40kA

Rated short-circuit making current: 80kA


Conform to the standard: IEC 62271-100   GB3906

Certificate: GB DEKRA



Dekra Cert(S).jpg


GB Cert(S).jpg


KEIYIP Engineering Co., Ltd.  
Technical support : LiangDian Wbe